Try updating to -HEAD and revert your change. I just fixed this.

Thanks!




Adrian


On 9 May 2013 06:17, Raphael Kubo da Costa <rak...@freebsd.org> wrote:
> Adrian Chadd <adr...@freebsd.org> writes:
>
>> Would those using atheros NICs on -HEAD please update and give it a
>> good thrashing?
>>
>> I've fixed a couple of things:
>>
>> * The driver was not able to transmit EAPOL frames if the send queue
>> ran out of space. This is why my UDP TX tests were failing - the group
>> rekey would kick in, fail to transmit the EAPOL "Yes I've done that"
>> ack frame back to the AP and the AP would kick the station off.
>> * I've modified the transmit path to always keep a link pointer around
>> rather than NULL'ing it out and reinitialising TX DMA every time. This
>> is the "blessed" way to handle DMA. However, I'm still trying to
>> verify that I've actually done this correctly in all ways so I'd
>> really like this tested.
>>
>> I'd like to start merging in my power save and reassociation fixes
>> from my test branch but to do that I'd really like to have this code
>> fully tested.
>
> As of r250406, I get a kernel panic whenever I bring wlan0 up because
> the assertion in if_ath.c:4317 gets triggered.
>
> I have reverted r250391 for now, removed sys/contrib/sys/dev/ath now
> that sys/contrib/dev/ath is in place and commented out the "ath0:
> ath_edma_recv_proc_queue: handled npkts 0" messages that Joshua also
> mentioned. Everything seems to be working fine (ie. connecting to my
> crappy WPA2 router).
>
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